/Engine/Source/Runtime/Engine/Classes/Components/SceneComponent.h
Attach this component to another scene component, optionally at a named socket. It is valid to call this on components whether or not they have been Registered.
True if attachment is successful (or already attached to requested parent/socket), false if attachment is rejected and there is no change in AttachParent.
bool K2_AttachToComponent ( [USceneComponent](API\Runtime\Engine\Components\USceneComponent) * Parent, [FName](API\Runtime\Core\UObject\FName) SocketName, EAttachmentRule LocationRule, EAttachmentRule RotationRule, EAttachmentRule ScaleRule, bool bWeldSimulatedBodies )